Mechanical insufflation-exsufflation devices ( also known as In-Exsufflator, Cofflator, and cough machine ) alternate positive and negative airway pressure to stimulate cough.
2.
In people who have decreased lung reserve and a weak cough, use of an insufflator-exsufflator ( cough-assist ) device may be useful as a maintenance therapy or during acute respiratory illnesses to help remove bronchial secretions from the upper airways.
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